From: Serhat Aslan (serhatworks@gmail.com)
Date: Tue Aug 07 2007 - 11:32:55 ART
Hi ,
summary of steps
* access-list
* question specific
part-a)
part-b)
--access-list
even access-list even -> for the first octet,
0.0.0.0 254.255.255.255
odd access-list rule -> for the first octet.
1.0.0.0 254.255.255.255
-- question specific
part-a) use "ip igmp access-group"
part-b) if the igmp is version-1/2 use standart access-list, if it is v3
use extendend acces-list
Serhat Aslan
On 8/7/07, ISolveSystems <support@isolvesystems.com> wrote:
>
> Hi Expert,
> The Task asks to match all multicast groups with even numbered first octet
> to R1.
>
> The answer show that I need one access per even octet. May I know why do
> I
> need specific permit access list below instead of one access list
> (access-list 10 permit 224.0.0.0)?
>
> permit 224.0.0.0 0.255.255.255
> permit 226.0.0.0 0.255.255.255
> permit 228.0.0.0 0.255.255.255
> permit 230.0.0.0 0.255.255.255
> permit 232.0.0.0 0.255.255.255
> permit 234.0.0.0 0.255.255.255
> permit 236.0.0.0 0.255.255.255
> permit 238.0.0.0 0.255.255.255
>
> Thanks.
>
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